Political
Fighting climate change: Greenpeace
Posted on 19 Aug, 2009 08:55 PMGreenpeace has done a lot of commendable work in the field of climate change. This link takes you through their climate change campaigns involving the masses.
Chennai metropolitan area's water woes: CMWSSB's plans for the future
Posted on 19 Aug, 2009 04:01 PMCMWSSB or Metro Water was established in 1978 and serves 180 sq kms of area and 5.5 million population.
Physiographic rainfall variations across India: Thematic map from the Indian Institute of Tropical Meteorology
Posted on 19 Aug, 2009 03:59 PMThe map shows that there is a decreasing trend of rainfall over most of peninsular India (barring Maharashtra) including the western part of the Gangetic plain and the north eastern states apart from Assam.
An increasing trend of rainfall has been observed for the eastern part of the Gangetic plain, Assam, Telengana and all coastal regions of the country.
Map depicting areas prone to flooding in India
Posted on 19 Aug, 2009 03:48 PMThis map shows the regions in the country that are regularly affected by floods.
The major flood prone regions are Punjab, Haryana, most of the Gangetic plains including Uttar Pradesh, North Bihar and West Bengal, the Brahmaputra valley, coastal Andhra Pradesh and Orissa, and South Gujarat.
Rainwater harvesting basics: Filtering the water before storage and use
Posted on 19 Aug, 2009 03:29 PMOverview
Rainwater is amongst the purest water one can get distilled as it is by the sun. However, in a rainwater harvesting system, the water comes in contact with several surfaces, such as the roof or gutters. Its flow becomes possibly mixed with leaves or dust.
District level vulnerability to climate change: An IPCC assessment
Posted on 19 Aug, 2009 03:26 PMOn a scale of 5, from lowest to highest, this map shows the vulnerability of various districts of the country to climate change. The map shows many of these regions are doubly exposed to the risk of climate change.
Areas prone to floods in India
Posted on 19 Aug, 2009 03:19 PMThe total flood prone region in the country is 40 million Ha, of which about 32 million Ha, can be given protection. Until 1954, only 3 million Ha were protected, while as of 2004, about 15.8 million Ha has been protected. The average annual damage due to floods is estimated at Rs.
Incidence of fluorosis: Map showing states affected by fluorosis in india
Posted on 19 Aug, 2009 12:44 PMThese two maps indicate the percentage of districts affected by fluoride, in each state of the country and also gives data of the range of fluoride concentration in drinking water in each state.
Map: Fluoride in groundwater in Asia
Posted on 19 Aug, 2009 12:30 PMFor Asia, this map indicates the probability of occurrence of excessive concentrations of fluoride in groundwater, on a scale of high-medium-low.